"Some of the spooky material in this book should be familiar to you. Some of it will almost certainly be breathtakingly new to you. All of it is essential to obtain a thorough understanding of the Dark Arts and of all the other formidable, scary, creepy things which are out there."

Instead of the usual of students buying the textbook before the start of term, Umbridge handed out the books during their first class because, as it is written in the cover, it is a Ministry of Magic issue.